Alt Text Area map of the Chihuahuan Desert. The desert is an oblong orange shape with jagged edges that stretches from southern New Mexico in the UU to central Mexico. The surrounding area is beige and the state and country borders are gray. Extended Description The Chihuahuan Desert begins in southern New Mexico and also extends into parts of southeast Arizona and western Texas. White Sands National Park also sits within the desert and is denoted by a black dot in southern New Mexico. In Mexico, the town of Cuatrociengas is denoted by a black dot.